It does not really matter, the point is that the synergistic actions of reading and writing generate the yin and yang—the pull and push—and get the brain juices flowing in a more ”excited” manner.

如何做并不重要，本质上是要让大脑在这样读和写两个方向的信息流向过程中获得灵感和活力。

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Controller cable , pull and push flexible shaft, accelerator cable, clutch cable, brake cable , choke cable, speedometer cable , rubber, hose, rubber seal series stc.

操纵拉索，推拉软轴，油门线，离合线，刹车线，熄火线，里程表软轴，胶管，橡胶制品，硅胶管，密封件，防尘套等。

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Will Facebook pull and push data from existing services, such as Foursquare, Brightkite and Gowalla?

FORBES: Facebook Location Features Confirmed And Coming Soon

Fierstein, also represented on Broadway right now with the book for "Newsies, " spins his typical theatrical magic, teasing out from the movie both a love triangle and the pull-push of fathers and sons.

NPR: Review: Sweet 'Kinky Boots' An Ode To Love, Shoes

The online travel website has seen better quarters, with higher taxes, increased spending on technology and content, and a push and pull between airlines and global distribution systems that took a toll in the last quarter of 2010.

FORBES: EPS Miss Blamed For Sharp Fall In Expedia Shares